/Engine/Plugins/Developer/Concert/ConcertUI/ConcertSharedSlate/Source/ConcertSharedSlate/Public/Session/Activity/SConcertSessionActivities.h
Asks the view to update the text search filter.
[FText](API\Runtime\Core\Internationalization\FText) UpdateTextFilter ( const [FText](API\Runtime\Core\Internationalization\FText) & InFilterText )